Table 7. Percentage of public schools that used various methods to organize classes or student groups and percentage of public schools that used a year-round calendar, by state: 2003–04

Percent of schools that used various methods to organize classes or student groups

State

Traditional grades or academic discipline-based departments

Grades subdivided into small groups such as "houses" or "families"

Student groups that remain 2 or more years with the same teacher (e.g., looping)

Interdisciplinary teaching

Paired or team teaching

Block scheduling

Percent of schools that used a year-round calendar

United States

85.9

15.1

21.4

36.4

36.1

34.5

5.5

Alabama

80.7

7.4

11.4

19.7

23.9

26.8

6.4

Alaska

74.8

16.7

49.2

50.2

37.0

46.4

0.6

!

Arizona

84.9

10.1

22.9

32.4

28.8

39.4

7.9

Arkansas

83.0

11.3

11.9

36.4

36.5

23.1

2.1

California

81.4

8.7

21.0

31.6

26.0

23.2

17.8

Colorado

89.0

14.0

30.9

31.3

39.0

51.0

7.8

Connecticut

86.0

22.9

19.6

49.5

52.8

33.2

5.0

Delaware

79.9

20.2

23.3

51.4

63.8

47.2

2.6

District of Columbia

85.3

17.1

44.5

58.1

36.7

65.8

8.9

Florida

89.8

20.2

24.4

41.2

37.5

39.5

9.3

Georgia

88.9

17.8

21.2

45.7

58.4

40.6

5.0

!

Hawaii

86.5

31.4

16.8

40.1

38.4

42.6

45.7

Idaho

91.2

17.0

19.0

38.1

27.2

39.5

2.6

!

Illinois

89.5

16.5

18.9

30.4

27.9

26.2

2.7

Indiana

87.3

14.8

22.1

32.2

30.4

32.6

1.5

!

Iowa

90.5

10.1

20.3

37.9

33.8

33.4

#

Kansas

90.5

15.7

14.8

30.2

24.3

28.4

#

Kentucky

85.0

34.0

28.9

40.4

49.1

41.6

9.2

Louisiana

74.4

11.7

9.8

25.3

25.7

34.8

8.4

Maine

83.1

12.8

40.7

46.4

38.6

56.8

1.2

!

Maryland

92.5

15.0

16.0

41.2

53.8

63.1

3.5

!

Massachusetts

90.8

19.6

18.0

41.6

40.7

42.8

0.3

!

Michigan

82.2

14.6

21.7

41.2

39.9

38.0

6.3

Minnesota

85.7

18.8

25.9

40.1

31.7

29.5

5.2

!

Mississippi

72.4

7.3

12.4

26.8

20.9

36.3

4.8

Missouri

85.0

11.1

20.1

28.7

30.7

37.7

5.0

Montana

88.0

4.8

36.3

30.1

29.2

26.4

1.6

!

Nebraska

81.3

17.7

32.2

26.8

33.1

18.2

0.8

!

Nevada

86.9

11.8

27.8

33.3

50.1

29.7

16.8

New Hampshire

91.6

25.4

38.7

48.9

46.7

36.7

#

New Jersey

86.0

12.3

19.5

40.1

56.6

25.3

0.9

!

New Mexico

84.5

16.6

22.4

48.7

42.3

41.3

3.0

!

New York

90.6

20.1

32.3

54.0

64.2

41.1

2.7

!

North Carolina

87.7

19.7

15.7

44.8

40.4

53.7

4.7

North Dakota

84.5

7.2

21.1

18.0

17.4

11.7

0.5

!

Ohio

93.0

16.8

16.4

35.0

35.8

35.3

2.4

!

Oklahoma

86.8

7.0

8.5

21.2

17.5

10.2

3.7

Oregon

84.1

17.7

44.1

28.4

17.8

36.6

2.4

!

Pennsylvania

92.0

19.3

21.5

36.4

42.7

36.7

2.1

!

Rhode Island

87.3

20.9

23.7

38.9

49.5

44.6

2.5

!

South Carolina

82.9

17.3

16.1

32.0

25.0

39.8

6.1

South Dakota

91.6

12.7

29.2

20.2

17.6

25.6

1.7

!

Tennessee

85.1

12.6

18.7

21.5

21.4

22.7

5.3

Texas

82.2

11.6

11.3

35.1

26.2

32.6

5.0

Utah

77.6

10.8

15.1

44.0

28.4

32.3

9.4

Vermont

84.4

21.8

58.2

50.5

42.3

51.3

1.3

!

Virginia

89.1

22.1

23.2

43.3

57.1

39.8

2.5

Washington

87.3

17.4

39.6

41.5

34.8

51.6

1.4

!

West Virginia

87.4

10.2

9.3

24.7

35.3

22.6

2.7

!

Wisconsin

85.0

21.5

25.4

45.0

53.9

32.2

2.2

!

Wyoming

74.1

16.9

31.3

33.7

35.2

35.6

2.3

!

# Rounds to zero.

! Interpret data with caution. The standard error for this estimate is equal to 50 percent or more of the estimate's value.

NOTE: The Schools and Staffing Survey School questionnaires define block scheduling as the scheduling of class periods to create extended instructional blocks of time. Schools may choose more than one method to organize classes or student groups.

SOURCE: U.S. Department of Education, National Center for Education Statistics, Schools and Staffing Survey, Public School Data File, 2003–04.